1

impost

noun im·post \ ˈim-ˌpōst \

Definition of impost

:something imposed or levied :tax

Origin and Etymology of impost

Middle French, from Medieval Latin impositum, from Latin, neuter of impositus, past participle of imponere


2

impost

noun

Definition of impost

:a block, capital, or molding from which an arch springs — see arch illustration

Origin and Etymology of impost

French imposte, ultimately from Latin impositus

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